full-stack software engineer jobs in Montreal

Velixo, headquartered in Montreal, Canada, is seeking a talented full-stack developer to contribute excellent design and coding skills within a fast-paced, customer- and quality-oriented team. This role focuses on business logic with a willingness to learn and adapt across technologies.The UI will be a smaller portion of your time (about 10%), while most of...

Ciena Corporation seeks an embedded software engineer to design and optimize high-performance C/C++ software for Linux or VxWorks in our Ottawa-area team. You will advance RTOS functionalities, develop modular software, and drive automated testing within the development lifecycle. Ideal candidates have 3+ years in embedded software, strong C/C++ skills, and...

## Python Java Sr Software Engineer -MontrealApply: Montreal: Full time: Posted Today: R119194**Java Python Software Engineer I – Montreal**Do you enjoy being part of team that develops high-quality code?Do you enjoy ensuring the quality of software delivered? ## **About our Team**Our Technology teams uses cutting-edge technologies to build...

You will take on the ongoing maintenance and routine engineering work in Firefox’s Layout area (CSS, page layout, APZ, text, images)Working independently at a tech-lead level, you keep the Layout code healthyOwn day-to-day Layout maintenance: fix bugs and regressions, keep tests green, handle incoming issuesDiagnose and fix Layout problems across platforms...

Lyft in Montréal is seeking a Software Engineer in Test to advance the automated testing of our payment service and kiosk platforms. You will build and improve test frameworks, participate in architectural decisions, and perform manual testing when needed.You should have 2+ years in automated testing, strong Python and pytest experience, and knowledge of...

Java Python Software Engineer I – MontrealDo you enjoy being part of team that develops high-quality code?Do you enjoy ensuring the quality of software delivered?About our TeamOur Technology teams uses cutting-edge technologies to build products and systems to advance science and health. We provide our customers with powerful digital solutions, helping...

Be at the forefront of AI advancement as a Software Engineer focusing on Data Systems. Tackle unique challenges with petabyte-scale storage and help drive data integrity in AI training. This position is ideal for someone with over 4 years of experience in data infrastructure. Your expertise in Python and Kubernetes, combined with a passion for AI, will...

Graitec Group à Montréal recherche un Développeur Logiciel C# expérimenté pour concevoir, développer et maintenir des solutions logicielles dédiées à la modélisation 3D et au CAD/BIM, en bureau et en cloud. Travail en équipe dans un cadre Agile avec un focus sur la performance et la qualité du code.Le candidat idéal possède 5+ années...

A career at Horizon is for those who want to do something extraordinary, yet with meaningful purpose. We take pride in pushing the boundaries of technology and customer experience to deliver something that has never been done before. We are a fast-moving organisation that promotes a hands-on approach, supporting each other through the tough spots, generating...

Become a pivotal Staff Software Engineer, focusing on scalable and high-quality web solutions. Use your 8+ years of experience to mentor teams while developing critical product features. This role emphasizes building simplicity and clarity into complex solutions. As part of a dynamic team, you'll help guide technical decisions and foster a culture of...

LGI Healthcare Solutions Inc. is seeking experienced developers to design, modernize, and evolve healthcare software with AI-enabled tooling. You will work across C, C++, C#, Delphi, and Oracle PL/SQL in a regulated health-tech framework, delivering AI-assisted features and robust integrations.The role emphasizes rapid learning, code quality, and...

Java Python Software Engineer I - MontrealDo you enjoy being part of team that develops high-quality code? Do you enjoy ensuring the quality of software delivered?About our TeamOur technology teams use cutting-edge technologies to build products and systems to advance science and health. We provide our customers with powerful digital solutions, helping them...

Wind River is seeking experienced software engineers to develop cloud infrastructure software and contribute to edge solutions for 5G, autonomous vehicles, and industrial automation. You will work on Kubernetes-based containerization and OpenStack components, with a focus on reliability, scalability, and open source collaboration. The role requires strong...

Xona is seeking a skilled Software Engineer to contribute to the development and integration of a desktop application that interacts with our in-house satellite receivers and to write application code for our satellite subsystem components.The ideal candidate thrives in a fast-paced startup environment and can work both independently and collaboratively to...

SAP in Montreal is looking for a Senior Software Developer to join the SAP CX OMS team, building and maintaining cloud-native microservices with AI-enabled capabilities. You will work in an agile environment, focusing on scalability, reliability, and production-readiness across the order management lifecycle.You will collaborate with platform, data, and AI...

About Baseten Baseten powers mission‑critical inference for the world's most dynamic AI companies, like Cursor, Notion, OpenEvidence, Abridge, Clay, Gamma and Writer. By uniting applied AI research, flexible infrastructure, and seamless developer tooling, we enable companies operating at the frontier of AI to bring cutting‑edge models into production....

Nord Quantique in Sherbrooke, QC seeks a Software Engineering Lead to drive software solutions and coordinate teams across embedded and information systems. This on-site role requires planning integrations and delivering reliable designs.Applicants should hold a Master’s degree in CS or related fields with 3–5 years of software development experience and...

At Affim, we exist for the moments that matter—giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most. We are looking for a Staff Engineer to lead projects and initiatives on the Fraud Decisioning team. You’ll be responsible for building tools and systems that empower affirm fraud...

At the company, our purpose is to serve and connect. We aim to achieve this by cultivating a work environment where all team members belong and have the opportunity to thrive. Interns work side-by-side with top engineers in the industry while having autonomy from the get-go. They contribute to user-facing products and are able to see their work go live...

At affirm, we exist for the moments that matter—giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most.Marketing & Privacy Engineering (MPE) builds trusted, privacy‑aware consumer web experiences and measurement systems that enable sustainable growth. Within MPE, the MarTech...